Fungal ITS and 18S metabarcoding data associated with Lophomyrtus bullata, and associated code used to process and analyse the data. This relates to the paper The mycorrhizal communities of Lophomyrtus bullata Burret (Myrtaceae) within three natural forest associations of New Zealand, by Marley Ford, Mahajabeen Padamsee, Luitgard Schwendenmann, Andrew...